/**
 * Copyright 2014 opencxa.org
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.cxa.rpc.transportChannel.json;

import org.cxa.rpc.messages.RpcMessage;
import org.cxa.rpc.transportChannel.TransportChannel;

import com.google.gson.Gson;
import com.google.gson.GsonBuilder;


/**
 * @author Christopher Armenio
 */
public abstract class JsonTransportChannel extends TransportChannel
{
	protected final Gson gson;
	
	
	public JsonTransportChannel()
	{
		this.gson = new GsonBuilder().excludeFieldsWithoutExposeAnnotation().create();
	}
	
	
	public boolean sendMessage(RpcMessage msgIn)
	{
		String msgToSend = this.gson.toJson(msgIn);
		this.logger.trace(String.format("sendingMessage: '%s'", msgToSend));
		return this.sendJson(msgToSend);
	}
	
	
	protected abstract boolean sendJson(String jsonIn);
}
